Refreshing the Writing Momentum

We've all been here, in this spot: just starting a new book or other long story. You're finished the 'beginning' part of writing and have a sense of who your main characters are, where they might be going and what's going to befall them. You start with a great idea. You blast off with ten thousand words. Maybe twenty. You don't hit a wall. You're not blocked. But there's fatigue. Maybe life